Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é o ERP para o transmissor Mount Goonaneman?
 ###Tabelas: CREATE TABLE percentage_share (percentage_share_id AUTO_INCREMENT PRIMARY KEY, Year VARCHAR, 2010 INT, 2009 INT, 2008 INT, 2005 INT, 2000 INT, 1995 INT, 1990 INT, 1985 INT) CREATE TABLE main_transmitters (main_transmitters_id AUTO_INCREMENT PRIMARY KEY, Region served VARCHAR, City VARCHAR, Channels ( Analog / Digital ) VARCHAR, First air date VARCHAR, ERP (Analog/ Digital) VARCHAR, HAAT (Analog/ Digital) 1 VARCHAR, Transmitter Location VARCHAR) CREATE TABLE jdf_coast_guard (jdf_coast_guard_id AUTO_INCREMENT PRIMARY KEY, Name of Ship VARCHAR, Length VARCHAR, Max speed VARCHAR, Crew/Capacity VARCHAR, Class VARCHAR, Builder VARCHAR, Delivery INT) CREATE TABLE parliaments_of_king_henry_viii (parliaments_of_king_henry_viii_id AUTO_INCREMENT PRIMARY KEY, Elected VARCHAR, Assembled VARCHAR, Dissolved VARCHAR, 1st member VARCHAR, 2nd member VARCHAR) CREATE TABLE round_8 (round_8_id AUTO_INCREMENT PRIMARY KEY, Home team VARCHAR, Home team score VARCHAR, Away team VARCHAR, Away team score VARCHAR, Venue VARCHAR, Crowd INT, Date VARCHAR)  
SELECT ERP (Analog/ Digital) FROM main_transmitters WHERE Transmitter Location = mount goonaneman